------------[ cut here ]------------
WARNING: CPU: 1 PID: 9 at fs/btrfs/block-group.c:3666 do_chunk_alloc fs/btrfs/block-group.c:3666 [inline]
WARNING: CPU: 1 PID: 9 at fs/btrfs/block-group.c:3666 btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3908
Modules linked in:
CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted 6.1.82-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
Workqueue: events_unbound btrfs_async_reclaim_metadata_space
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : do_chunk_alloc fs/btrfs/block-group.c:3666 [inline]
pc : btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3908
lr : do_chunk_alloc fs/btrfs/block-group.c:3666 [inline]
lr : btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3908
sp : ffff800019e17890
x29: ffff800019e17900 x28: ffff0000d0d9c000 x27: 1fffe0001ae4de13
x26: 1fffe000191dfe48 x25: ffff0000c8eff243 x24: dfff800000000000
x23: ffff0000c8eff1f8 x22: 0000000000000000 x21: 0000000000000000
x20: ffffffffffffffe4 x19: ffff0000d726f000 x18: 1fffe0003686f976
x17: ffff80001583d000 x16: ffff800008305e88 x15: ffff0001b437cbbc
x14: 1ffff00002b080b0 x13: dfff800000000000 x12: 0000000000000003
x11: 0000000000ff0100 x10: 0000000000000003 x9 : b2a9a5e913926f00
x8 : b2a9a5e913926f00 x7 : ffff80000827c8d4 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000006 x1 : ffff8000122ac6e0 x0 : ffff80019ebea000
Call trace:
 do_chunk_alloc fs/btrfs/block-group.c:3666 [inline]
 btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3908
 flush_space+0x8c4/0xdb8 fs/btrfs/space-info.c:766
 btrfs_async_reclaim_metadata_space+0x260/0x30c fs/btrfs/space-info.c:1080
 process_one_work+0x7ac/0x1404 kernel/workqueue.c:2292
 worker_thread+0x8e4/0xfec kernel/workqueue.c:2439
 kthread+0x250/0x2d8 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:864
irq event stamp: 271928
hardirqs last  enabled at (271927): [<ffff80000827c974>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1366 [inline]
hardirqs last  enabled at (271927): [<ffff80000827c974>] finish_lock_switch+0xbc/0x1e8 kernel/sched/core.c:5004
hardirqs last disabled at (271928): [<ffff800012149b44>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (268788): [<ffff800008020d7c>] softirq_handle_end kernel/softirq.c:414 [inline]
softirqs last  enabled at (268788): [<ffff800008020d7c>] __do_softirq+0xc1c/0xe38 kernel/softirq.c:600
softirqs last disabled at (268779): [<ffff80000802a99c>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80
---[ end trace 0000000000000000 ]---
BTRFS info (device loop0: state A): dumping space info:
BTRFS info (device loop0: state A): space_info DATA+METADATA has 3452928 free, is not full
BTRFS info (device loop0: state A): space_info total=11534336, used=53248, pinned=20480, reserved=1568768, may_use=6438912, readonly=0 zone_unusable=0
BTRFS info (device loop0: state A): space_info SYSTEM has -98304 free, is not full
BTRFS info (device loop0: state A): space_info total=4194304, used=4096, pinned=0, reserved=0, may_use=98304, readonly=4190208 zone_unusable=0
BTRFS info (device loop0: state A): global_block_rsv: size 917504 reserved 917504
BTRFS info (device loop0: state A): trans_block_rsv: size 0 reserved 0
BTRFS info (device loop0: state A): chunk_block_rsv: size 98304 reserved 98304
BTRFS info (device loop0: state A): delayed_block_rsv: size 32768 reserved 32768
BTRFS info (device loop0: state A): delayed_refs_rsv: size 1441792 reserved 1441792
BTRFS: error (device loop0: state A) in do_chunk_alloc:3666: errno=-28 No space left
BTRFS info (device loop0: state EA): forced readonly
BTRFS: error (device loop0: state EA) in btrfs_create_pending_block_groups:2524: errno=-28 No space left